Cheese Soup - cooking recipe

Ingredients

1/2 c. diced onion
/2 c. diced carrots
1/2 c. diced celery
1/4 c. melted butter
1/4 c. flour
1 Tbsp. cornstarch
4 c. milk
4 c. chicken broth
1/8 tsp. baking soda
1 pkg. American cheese

Preparation

Saute onion, carrots and celery.
Add flour and cornstarch until smooth.
Cook 1 minute, stirring constantly.
Gradually add milk and chicken broth.
Cook over medium heat, stirring constantly, until thick and bubbly.
Stir in baking soda and cheese.
Reduce heat.
Stir until cheese melts.